19760001

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{2377}}^1$

素因数の和:2560

約数の個数: 16

約数和(自身を含む): 28079424

約数和(自身を除く): 8319423

約数列:

[1, 3, 17, 51, 163, 489, 2377, 2771, 7131, 8313, 40409, 121227, 387451, 1162353, 6586667, 19760001]

約数ペア:

[(1, 19760001), (3, 6586667), (17, 1162353), (51, 387451), (163, 121227), (489, 40409), (2377, 8313), (2771, 7131)]